Derby · DE21

Plumbing compliance check in DE21 (Chaddesden)? We'll point you the right way.

Covering Chaddesden, Oakwood, Spondon, Breadsall, Horsley, Little Eaton, including Alvaston North, Arboretum, Chaddesden East. Find plumbers nearby.

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DE21 (Chaddesden) in a nutshell

DE21 covers Chaddesden, Oakwood, Spondon, Breadsall, Horsley, Little Eaton, in Amber Valley and Derby and Erewash. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for DE21

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Two councils in one district

DE21 is split between Amber Valley and Derby and Erewash. Some councils run their own landlord licensing, so check which one your home is in.

Where's this from?postcodes.io (ONSPD) local authority
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Give your full postcode

DE21 stretches across Alvaston North, Arboretum, Chaddesden East and more, so give your full postcode, not just 'DE21', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Own your home? This is for you too.

It's not just for landlords. Homeowners and buyers use these checks for peace of mind too.

Where's this from?ONS Census 2021, Derby: 60.1% owner-occupied
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New to plumbing compliance checks? Here's what to expect, how to get ready and what it costs, in plain English. Read the quick guide →

England landlord rules: quick version

  • No single certificate: but keep water, heating and sanitation in repair.
  • Legionella: assess the risk for each let.
  • CO alarms: needed where there's a fixed combustion appliance (not gas cookers).

More detail on the Derby page. Always double-check on GOV.UK.

Next door to DE21

DE1 · Derby city centreDE24 · AllentonDE22 · AllestreeDE73 · ChellastonDE3 · MickleoverDE23 · Heatherton Village

← Plumbing & water compliance across Derby · all areas

Frequently asked questions

Which areas does DE21 cover?

DE21 (Chaddesden, Oakwood, Spondon, Breadsall, Horsley, Little Eaton) includes the wards of Alvaston North, Arboretum, Chaddesden East, Chaddesden North, Chaddesden West, Darley, Kilburn, Denby, Holbrook & Horsley, Little Eaton & Stanley, Oakwood, Spondon, West Hallam & Dale Abbey (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to DE21?

Neighbouring districts include DE1 (Derby city centre), DE24 (Allenton), DE22 (Allestree) (ONS Postcode Directory via Doogal). A pro covering DE21 may well cover these too, so it's worth asking.

How many homes are in DE21?

About 23,870 households and 57,024 residents at the 2011 Census, across 1,261 active postcodes (Doogal / ONS Postcode Directory).

Which council area is DE21 in?

DE21 sits in Amber Valley, Derby, Erewash (postcodes.io). Parliamentary constituency: Amber Valley, Derby North, Derby South, Mid Derbyshire.

📊 The numbers behind this page
Postcode district
DE21 1
Areas covered
Chaddesden, Oakwood, Spondon, Breadsall, Horsley, Little Eaton 2
Active postcodes
1,261 3
Households (2011 Census, via Doogal)
23,870 2
Population (2011 Census, via Doogal)
57,024 2
Electoral wards
Alvaston North, Arboretum, Chaddesden East, Chaddesden North, Chaddesden West, Darley, Kilburn, Denby, Holbrook & Horsley, Little Eaton & Stanley … 4
Parliamentary constituencies
Amber Valley, Derby North, Derby South, Mid Derbyshire 4
Local authority
Amber Valley, Derby, Erewash 4
Households in converted/shared houses (Derby built-up area)
1.4% 5
  1. ONS Postcode Directory
  2. Doogal
  3. Doogal / ONSPD
  4. postcodes.io
  5. ONS Census 2021

Made with open data. See where it all comes from. Updated 26 October 2026.